28493946

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{463}}^1$

素因数の和:747

約数の個数: 48

約数和(自身を含む): 66882816

約数和(自身を除く): 38388870

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 263, 463, 526, 789, 926, 1389, 1578, 2367, 2778, 3419, 4167, 4734, 6019, 6838, 8334, 10257, 12038, 18057, 20514, 30771, 36114, 54171, 61542, 108342, 121769, 243538, 365307, 730614, 1095921, 1582997, 2191842, 3165994, 4748991, 9497982, 14246973, 28493946]

約数ペア:

[(1, 28493946), (2, 14246973), (3, 9497982), (6, 4748991), (9, 3165994), (13, 2191842), (18, 1582997), (26, 1095921), (39, 730614), (78, 365307), (117, 243538), (234, 121769), (263, 108342), (463, 61542), (526, 54171), (789, 36114), (926, 30771), (1389, 20514), (1578, 18057), (2367, 12038), (2778, 10257), (3419, 8334), (4167, 6838), (4734, 6019)]